Finding the Fourth Proportional to 285,844.08, 394,488.48 and 158,560.80
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Solution
The fourth proportional to 285,844.08, 394,488.48 and 158,560.80 is: 218,827.02
Step by Step Solution
- Step 1: Write the proportion equation
285,844.08 : 394,488.48 = 158,560.80 : x - Step 2: Convert to fraction form
285,844.08/394,488.48 = 158,560.80/x - Step 3: Cross multiply
285,844.08x = 394,488.48 × 158,560.80 - Step 4: Simplify right side
285,844.08x = 62,550,408,979.58 - Step 5: Solve for x
x = 62,550,408,979.58/285,844.08 - Step 6: Final answer
x = 218,827.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.